Stainless steel 304 (18-8) is an austenitic steel having at least 18% chromium and 8% nickel, joined with a most extreme of 0.08% carbon. It is a nonmagnetic steel which can’t be solidified by warmth treatment, yet. Must be cool attempted to get higher tough qualities. The 18% base chromium substance gives consumption and oxidation resistance. The combination’s metallurgical attributes are created fundamentally by the nickel content (8% mm.), which additionally stretches out imperviousness to erosion brought about by lessening chemicals. Carbon, a need of blended advantage, is held at a level (0.08% maximum.) that is agreeable for most administration applications.
Stainless Steel 304 has astounding welding and profound drawing attributes – it is anything but difficult to create, simple to clean and tastefully satisfying to the eye. The stainless steel composite opposes most oxidizing acids and will withstand standard rusting however this does not imply that the steel won’t discolour over the long run. The steel needs to be frosty attempted to create higher elasticity. For stainless steel segments which are welded intensely, post-weld strengthening may be important to give most extreme destructive resistance.
SPECIFICATION OF STAINLESS STEEL 304
ASTM A/ASME SA213/A249/A269/A312/A358 CL. I to V ASTM A789/A790
CHARACTERISTICS OF STAINLESS STEEL 304:
- Forming and welding properties
- Corrosion/ oxidation resistance because of the chromium content
- Deep drawing quality
- Excellent sturdiness, even down to cryogenic temperatures which are characterized as low temperatures
- Low temperature properties reacting admirably to solidifying by chilly meeting expectations
- Ease of cleaning, simplicity of creation, magnificence of appearance
TYPES OF STAINLESS STEEL 304:
- ASTM A312 TP 304 Stainless Steel Seamless Pipes
- SS 304 Welded Pipes
- ASTM A213 TP 304 Stainless Steel Seamless Tubes
- SS 304 Rectangular Pipes
- ASTM A312 TP 304 Stainless Steel Welded Pipes
- SS 304 Seamless Tubes
- ASTM A249 TP 304 Stainless Steel Welded Tubes
- SS 304 ERW Tubes
- SS 304 Seamless Pipes
- SS 304 EFW Tubes
- SS 304 ERW Pipes
- SS 304 Welded Tubes
- SS 304 EFW Pipes
- SS 304 Rectangular Tubes
- Stainless Steel 304 Round Bar
- Stainless Steel 304 plates
- Stainless Steel 304 sheets
- Stainless Steel 304 coil
- Stainless Steel 304 fitting
- Stainless Steel 304 flanges
- Stainless Steel 304fasteners
CHEMICAL COMPOSITION OF STAINLESS STEEL 304:
UNS No | Grade | C | Si | Mn | P | S | Cr | Mo | Ni | N |
---|---|---|---|---|---|---|---|---|---|---|
S30400 | 304 | 0.07 | 0.75 | 2.00 | 0.045 | 0.030 | 17.50/19.50 | – | 8.00/10.50 | 0.10 |
MECHANICAL PROPERTIES OF STAINLESS STEEL 304:
UNS No | Grade | Proof Stress 0.2% (MPa) |
Tensile Strength (MPa) |
Elongation A5(%) |
Hardness Max | |
HB | HRB | |||||
S30400 | 304 | 205 | 515 | 40 | 201 | 92 |